Improvements in flash innovation have actually come as an advantage to information centers. Increasing layer counts combined with much better supplier self-confidence in triple-level (TLC) and quad-level cells (QLC) have actually added to top-line SSD capabilities basically doubling every couple of years. Information centers wanting to enhance storage capability on a per-rack basis are discovering these top-tier SSDs to be a financially sensible financial investment from a TCO viewpoint.
Solidigm was among the very first suppliers to present a 32 TB-class business SSD a couple of years back. The D5-P5316 used Solidigm’s 144L 3D QLC NAND. The business has actually been incredibly bullish on QLC SSDs in the information center. Compared to other flash suppliers, the business has actually continued to utilize a drifting gate cell architecture while others carried on to charge trap setups. Drifting gates maintain set voltage levels for a longer period compared to charge trap (guaranteeing that the read window is a lot longer without needing to ‘revitalize’ the cell). The tighter voltage level keeping ability of the NAND architecture has actually served Solidigm well in bringing QLC SSDs to the business market.
. Source: The Benefits of Drifting Gate Innovation ( YouTube)
Solidigm is declaring that their 192L 3D QLC is incredibly competitive versus TLC NAND from its rivals that are presently in the market (read, Samsung’s 136L 6 th Gen. V-NAND and Micron’s 176L 3D TLC).
Solidigm sections their QLC information center SSDs into the ‘Necessary Stamina’ and ‘Worth Stamina’ lines. Back in Might, the business presented the D5-P5430 as a drop-in replacement for TLC work. At that time, the business had actually meant a brand-new ‘Worth Stamina’ SSD based upon their 4th generation QLC flash in the 2nd half of the year. The D5-P5336 revealed just recently is the business’s newest and biggest in the ‘Worth Stamina’ line.
. Solidigm’s 2023 Information Center SSD Flagships by Market Sector
The D5-P5316 utilized a 64KB indirection system (IU) (compared to the 4KB utilized in typical TLC information center SSDs). While endurance and speeds were appropriate for particular kinds of work that might prevent sub-64KB composes, Solidigm has actually chosen to enhance matters by selecting a 16KB IU in the D5-P5336.
Thanks to the increased layer count, Solidigm has the ability to provide the D5-P5336 in capabilities approximately 61.44 TB. This takes the crown for the greatest capability in a single NVMe drive, permitting a single 1U server with 32 E1.L variations to strike 2 PB. For a 100 PB option, Solidigm declares approximately 17% lower TCO versus the very best capability play from its competitors (after thinking about drive and server count along with overall power intake).
| Solidigm D5-P5336 NVMe SSD Specs | ||||
| Element | Solidigm D5-P5336 | |||
| 2.5″ 15mm U. 2/ 7.5 mm E3.S/ 9.5 mm E1.L | . | |||
| PCIe 4.0 x4 NVMe 1.4 c | . | |||
| U. 2 |
. E3.S |
. E1.L |
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| Solidigm 192L 3D QLC | . | |||
| . | . | . | ||
| . | . | |||
| 1005K | . | 16KB Composes @ QD 256 | ||
| . | Latency( Common) ( us) | |||
| ?? | . | 4KB Composes @ QD 1 | ||
| . | Power Draw( Watts) | |||
| ?? | . | . | ||
| 4KB Random Read | ??(* ) . | |||
| . | .(* ) . | |||
| . | Stamina( DWPD ) | |||
| ??(* ) . | . | |||
| . | Guarantee(* ) . | . | ||
| Eventually, the race for the capability crown includes tradeoffs. Comparable to hard disks embracing shingled-magnetic recording (SMR) to eke out additional capability at the expense of efficiency for various work types, Solidigm is embracing a 16KB IU with QLC NAND enhanced for read-intensive applications. Offered the enormous capability per SSD, we believe lots of information centers might discover it completely appropriate (a minimum of, endurance-wise) to utilize it in other work where storage density requirements matter more than compose efficiency. | ||||